Home / 69,211.04-103,831.16-22,460.28

Finding the Fourth Proportional to 69,211.04, 103,831.16 and 22,460.28

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Solution

The fourth proportional to 69,211.04, 103,831.16 and 22,460.28 is: 33,695.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,211.04 : 103,831.16 = 22,460.28 : x
  2. Step 2: Convert to fraction form
    69,211.04/103,831.16 = 22,460.28/x
  3. Step 3: Cross multiply
    69,211.04x = 103,831.16 × 22,460.28
  4. Step 4: Simplify right side
    69,211.04x = 2,332,076,926.32
  5. Step 5: Solve for x
    x = 2,332,076,926.32/69,211.04
  6. Step 6: Final answer
    x = 33,695.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.